Flights from London to the United States from $ 595*

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Changed bag rules and optional services         Cruise Packages

Find United's best fares from London to the United States

$
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  • London (LHR)to

    Houston (IAH)
    09/03/26 - 10/05/26
    from
    $ 1,106
    Viewed: 22 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Denver (DEN)
    06/02/26 - 06/08/26
    from
    $ 875
    Viewed: 15 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Washington, D.C. (IAD)
    01/30/26 - 04/18/26
    from
    $ 959
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Boston (BOS)
    12/20/25 - 12/29/25
    from
    $ 1,699
    Viewed: 1 day ago
    Roundtrip
    Economy

  • London (LHR)to

    San Diego (SAN)
    05/20/26 - 10/21/26
    from
    $ 763
    Viewed: 15 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Orlando (MCO)
    02/25/26 - 03/06/26
    from
    $ 867
    Viewed: 9 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Dallas (DFW)
    06/15/26 - 06/22/26
    from
    $ 1,268
    Viewed: 21 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Austin (AUS)
    01/05/26 - 01/12/26
    from
    $ 1,371
    Viewed: 23 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Cleveland (CLE)
    12/15/25 - 03/25/26
    from
    $ 1,468
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Seattle (SEA)
    01/19/26 - 10/14/26
    from
    $ 710
    Viewed: 20 hours ago
    Roundtrip
    Economy

    London (LHR)to

    San Antonio (SAT)
    01/13/26 - 01/27/26
    from
    $ 1,080
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Philadelphia (PHL)
    12/23/25 - 01/03/26
    from
    $ 1,761
    Viewed: 8 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Atlanta (ATL)
    06/27/26 - 07/11/26
    from
    $ 1,301
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Las Vegas (LAS)
    01/10/26 - 01/16/26
    from
    $ 1,007
    Viewed: 3 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Saint Louis (STL)
    12/21/25 - 01/04/26
    from
    $ 2,266
    Viewed: 22 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Detroit (DTW)
    01/07/26 - 04/03/26
    from
    $ 1,230
    Viewed: 14 hours ago
    Roundtrip
    Economy

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

Business class flights from London to the United States

$

London (LHR)to

Newark/New York (EWR)
05/21/26 - 05/26/26

Roundtrip

Business

from
$ 4,082
Viewed: 1 day ago

London (LHR)to

San Francisco (SFO)
05/02/26 - 05/16/26

Roundtrip

Business

from
$ 5,060
Viewed: 13 hours ago

London (LHR)to

Los Angeles (LAX)
02/14/26 - 02/28/26

Roundtrip

Business

from
$ 6,282
Viewed: 21 hours ago

London (LHR)to

Chicago (ORD)
12/21/25 - 12/29/25

Roundtrip

Business

from
$ 10,365
Viewed: 17 hours ago

London (LHR)to

Houston (IAH)
05/29/26 - 06/09/26

Roundtrip

Business

from
$ 4,588
Viewed: 17 hours ago

London (LHR)to

Denver (DEN)
06/02/26 - 06/08/26

Roundtrip

Business

from
$ 2,865
Viewed: 15 hours ago

London (LHR)to

Washington, D.C. (IAD)
01/30/26 - 04/18/26

Roundtrip

Business

from
$ 5,501
Viewed: 1 day ago

London (LHR)to

Boston (BOS)
12/20/25 - 12/29/25

Roundtrip

Business

from
$ 7,409
Viewed: 1 day ago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.